291255916

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 594155520

約数和(自身を除く): 302899604

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 239, 284, 478, 497, 613, 956, 994, 1226, 1673, 1988, 2452, 3346, 4291, 6692, 8582, 16969, 17164, 33938, 43523, 67876, 87046, 118783, 146507, 174092, 237566, 293014, 304661, 475132, 586028, 609322, 1025549, 1218644, 2051098, 4102196, 10401997, 20803994, 41607988, 72813979, 145627958, 291255916]

約数ペア:

[(1, 291255916), (2, 145627958), (4, 72813979), (7, 41607988), (14, 20803994), (28, 10401997), (71, 4102196), (142, 2051098), (239, 1218644), (284, 1025549), (478, 609322), (497, 586028), (613, 475132), (956, 304661), (994, 293014), (1226, 237566), (1673, 174092), (1988, 146507), (2452, 118783), (3346, 87046), (4291, 67876), (6692, 43523), (8582, 33938), (16969, 17164)]